Opal (var: Opal-AN) / (var: Hyalite Opal) (“Blood Vessel Opal”) Willard Wulff blue grey color crystals of

blue grey color crystals of this hard-to-find species on matrix

translucent greenish-brown colored Siderite crystals and minor grey crystals of the rare sulfide

Ferberite is rarely found in twinned crystals

Specimen # BOL711B164

Opal (var: Opal-AN) / (var: Hyalite Opal) (“Blood Vessel Opal”) Willard Wulff blue grey color crystals ofWow, I was impressed when I saw this piece as the sheer aesthetics are almost unheard of for the material. Typically, its impossible for these Hyalites to form in such a pleasing three dimensional shape, but this piece breaks the mold. Not only is it incredibly showy, but it has a wide range of colors starting with a fiery orange red hue on one end which grades across the specimen into nearly colorless pale golden color and is actually opaque WHITE at